Just maybe dont ask Josh Cairos to sign them
Scythecat Cub is a 2/2 for two mana that gives a creature a +1/+1 counter anytime a land enters the battlefield under your control
Its a little niche, but sometimes thats the kind of keyword combo you need to win a game

Abzan Battle Priest Akki Battle Squad Akoum Battlesinger Ana Battlemage Ashnod's Battle Gear Aven Battle Priest Balmor, Battlemage Captain Bant Battlemage Barbed Battlegear Basandra, Battle Seraph Battle Angels of Tyr Battle Brawler Battle Cry Battle Cry Goblin Battle Frenzy Battle Hurda Battle Hymn Battle Mammoth Battle Mastery Battle Menu Battle Plan Battle Rampart Battle Screech Battle Sliver Battle Squadron Battle Strain Battle at the Bridge Battle at the Helvault Battle for Bretagard Battle of Frost and Fire Battle of Hoover Dam Battle of Wits Battle-Mad Ronin Battle-Rage Blessing Battle-Rattle Shaman Battle-Scarred Goblin Battlefield Butcher Battlefield Forge Battlefield Improvisation Battlefield Medic Battlefield Percher Battlefield Promotion Battlefield Raptor Battlefield Scavenger Battlefield Scrounger Battlefield Thaumaturge Battleflight Eagle Battlefly Swarm Battlefront Krushok Battlegate Mimic Battlegrace Angel Battleground Geist Battlegrowth Battlemage's Bracers Battlesong Berserker Battletide Alchemist Battlewand Oak Battlewing Mystic Battlewise Aven Battlewise Hoplite Battlewise Valor Bespoke Battlegarb Bespoke Battlewagon Bladed Battle-Fan Bloodforged Battle-Axe Boros Battleshaper Bridgeworks Battle Bristlebane Battler Bruenor Battlehammer Centaur Battlemaster Custody Battle Eidolon of Countless Battles

Soul Shatter is the best of the lot since it makes our opponent sacrifice, which allows us to steal whatever it kills with Tergrid, God of Fright
While Compulsive Research and Thirst for Knowledge can only result in +1 total cards they, allow you to select which cards out of your hand and the three you draw you keep